Graphical user interface for a display screen or portion thereof



The patent file contains at least one drawing executed in color. Copies of this patent with a color drawing will be provided by the Office upon request and payment of the necessary fee.

FIG. 1 is a front view of a graphical user interface for a display screen or portion thereof showing our new design; and,

FIG. 2 is a front view of a second embodiment thereof.

The broken line showing of a display screen in both views forms no part of the claimed design. 

The ornamental design for a graphical user interface for a display screen or portion thereof, as shown and described. 